View Full Version : Rear wheel bearing replacement
Alan 4Runner
28-03-2011, 06:56 AM
Just wondering if many of you have replaced your rear wheel bearings yourself or whether it needs to be done by someone with a press?
Also, wondering if the bearing race is part of the hub itself or whether it's a separate piece & an approximate cost for replacements.
Thanks
MadMax
28-03-2011, 06:59 AM
The bearings are part of the hub and the complete hub and bearing is replaced. Some play in them is acceptable (like less than .5 mm at the hub), but if they are noisy or your rear tyres are showing funny wear patterns they need to be replaced.
Cost? No idea, ask a Mitsu dealer or they may be available after market. Let me see . . . . .
http://www.rockauto.com/catalog/x,carcode,1374397,parttype,1636
Not cheap!
Seeing they are not a high demand item, someone like Madmagna might be able to supply some second hand ones? PM him, he should be able to help.
Alan 4Runner
28-03-2011, 07:02 AM
Cheers MadMax,
The drivers side is starting to get noisy so guess it's time to get some new ones!
Thanks mate
MadMax
28-03-2011, 07:17 AM
Are you sure its the bearing and not pads or shoes dragging? Jack the car up, remove wheel, back off pads slightly by gently prying with a screwdriver between the caliper and the steel pad backing, and turn slowly by hand. Should feel rough if the bearing is stuffed. Look for play as well. These bearings usually outlast the rest of the car. lol
Alan 4Runner
28-03-2011, 08:38 AM
Whoa, that is definitely not cheap! Time to go have a play & see what I can find.. I just have a bad feeling seeing the rear alignment was about 7deg out on the RHS & about 4deg on the LHS when I purchased the car :wtf:
MadMax
28-03-2011, 08:50 AM
That's way too much to be normal wear and tear or wheel bearings! Maybe the previous owner hit a curb with the rear end, and bent a few things, as well as damaging the wheel bearing? Time to visit a wreckers for a few bits I think!
Does the steering try to pull to one side? How are the rear ball joints? How many Km on the car?
PM Madmagna, he may be able to give you an idea what is going on and what parts you need.
HOOKUPOZ
28-03-2011, 08:52 AM
You can get them a lot cheaper than that. For example $150 on ebay.
Cheers Luke
Madmagna
28-03-2011, 09:13 AM
Or you can come to me as well lol
I have new ones here, they are a little bit cheaper, you press your old hub out and into the new bearing and backing pack.
I also have second hand ones from low mileage cars here as well.
However do be sure that it is your hub this is causing the issue as often is tyres etc that can be the issue
MadMax
28-03-2011, 09:28 AM
I agree. Just driving around and hearing a noise, and saying "Mmmm, must be the wheel bearings" is not a good idea, could be a stone caught in the tread. And the reason why the alignment was so far out needs looking at too.
Alan 4Runner
28-03-2011, 01:38 PM
Well, did some looking & poking around & the RHS rotor was in need of machining as it had a noticiable high point for approx 65% rotation.. Pulled them both off & took to the local mechs for a quick lick.
Big improvement but not 100%.. Only notice rhythmic rumbling noise below 20km/h around left bends.
Wifey is now heading out so I cant investigate further for now, but will check tyre pressures when she gets back as they havent been done for a little while :redface:
Once that is eliminated then I guess I'll be stripping the hub & looking a bit closer at the bearing itself, maybe it's running a bit dry? Time will tell!!
Alan 4Runner
28-03-2011, 01:46 PM
That's way too much to be normal wear and tear or wheel bearings! Maybe the previous owner hit a curb with the rear end, and bent a few things, as well as damaging the wheel bearing? Time to visit a wreckers for a few bits I think!
Does the steering try to pull to one side? How are the rear ball joints? How many Km on the car?
PM Madmagna, he may be able to give you an idea what is going on and what parts you need.
Had an alignment done shortly after I bought it & has been fine since then re-aligned since I lowered it.. Also replaced a few flogged out bushes in the rear & it drives great! The alignment fellas seemed to think that someone may have taken a spanner to the eccentric alignment bolts at some point not knowing they were for wheel alignment so I never really considered damage.
Rear tyre wear seems quite normal as I've done about 20k since purchase!
I had a rumbling noise from my wife's TF sedan. It seemed to come from the front. Eventually, I had both front wheel bearings replaced (hell of a job) and the noise was still there. Ultimately I found it was the tyres.
The tyres were Michelins - cannot remember the model, but they were a speed rating higher than what I have now. It turned out that the 4 of them were faulty - steel belt mounted offset and also slightly out-of round. The local tyre people could always balance them OK, but the finished balanced tyre always had slight runout - bout radially and side to side. After 40000 km of chasing the noise (and finally finding it), Michelin replaced the set with another, butonly because of a technicality - the load rating of the dud set was too low and they should never have fitted them in the first place.
Anyway, the rumbling noise disappeared, but now I am back to the general tyre noise I had from the first set of Michelins. I reckon that they are fairly noisy, but the original Goodyears lasted 54000 km, the first set of Michelins lasted nearly 90000 km, the dud set had over 40000 km on them and the current set has 44000 on them and they appear to be wearing OK. Actually, I am disappointed with the life I get from the tyres, but somehow I cannot bring myself to buy anything other than Michelin.
Sorry to hijack the thread, but you can have problems with tyres which can cause all sorts of funny quirks.
Alan 4Runner
29-03-2011, 04:50 AM
the original Goodyears lasted 54000 km, the first set of Michelins lasted nearly 90000 km, the dud set had over 40000 km on them and the current set has 44000 on them
Wow, not sure if thats just me but that seems to be a lot of k's for passenger car tyres! I have a set of desert duelers on my 4x4 and they last a long time but I've never had a set of tyres last over 25,000 on a sedan! Good work!
Will be checking out my tyres today!
I was actually disppointed about the tyre life on the Magna. On my Pajero, I got 125000 from a set of Michelins, at least 75000 of that towing my caravan around the block a few times. Remember that most of my driving is done on open counrty roads at 100 km/hr or more. That type of running isn't really that good for tyre wear, but it is better than stop start in the damned city. The set of Michelins I currently have is likely to do better than the first full set I wore out. I am expecting at least 100000 km from them.
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